.video-box{
  background-color: #262A2D;
  .video-live-box{
    min-height: 500px;
  }
  .video-speaker-desc{
    text-align: center;
    color: white;
    background-color: #33393D;
    font-size: 14px;
    .head{
      border-radius: 100%;
      padding: 0.25rem;
      width: 78px;
      height: 78px;
    }
    .name{
      padding: 5px 0;
    }
    .profile{
      text-align: left;
    }
  }
  .classmate{
    color: white;
    background-color: #33393D;
    font-size: 14px;
    .classmate-title{
      font-size:16px;
      margin-bottom: 30px;
    }
  }
}